/*
 * Copyright 2018- The Pixie Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#pragma once

#include <string>

#include <prometheus/gauge.h>
#include <prometheus/registry.h>

#include "src/common/metrics/metrics.h"

namespace px {
namespace metrics {

struct MemoryMetrics {
  MemoryMetrics(prometheus::Registry* registry, std::string tag_key, std::string tag_value);

  void MeasureMemory();

  prometheus::Gauge& heap_size_bytes;
  prometheus::Gauge& heap_inuse_bytes;
  prometheus::Gauge& heap_free_bytes;
};

}  // namespace metrics
}  // namespace px
